252532215205 has 16 divisors (see below), whose sum is σ = 303321170880. Its totient is φ = 201837532032.

The previous prime is 252532215197. The next prime is 252532215223. The reversal of 252532215205 is 502512235252.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 252532215205 - 2³ = 252532215197 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35933902 + ... + 35940928.

It is an arithmetic number, because the mean of its divisors is an integer number (18957573180).

Almost surely, 2^252532215205 is an apocalyptic number.

It is an amenable number.

252532215205 is a deficient number, since it is larger than the sum of its proper divisors (50788955675).

252532215205 is a wasteful number, since it uses less digits than its factorization.

252532215205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12708.

The product of its (nonzero) digits is 60000, while the sum is 34.

The spelling of 252532215205 in words is "two hundred fifty-two billion, five hundred thirty-two million, two hundred fifteen thousand, two hundred five".